[ 45.959402] ------------[ cut here ]------------ [ 45.960236] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 45.962023] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 45.963330] Modules linked in: [ 45.963907] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 45.965692] Tainted: [W]=WARN [ 45.966526] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 45.967874] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 45.968655] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 45.971515] RSP: 0018:ffff888014167bc0 EFLAGS: 00010286 [ 45.972410] RAX: 0000000000000000 RBX: ffffed100282cf78 RCX: ffffffff813a4050 [ 45.973554] RDX: ffff8880140f0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 45.974709] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100282cf2f [ 45.975914] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 45.977075] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888014167df8 [ 45.978234] FS: 00007fad19ded900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 45.979539] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.980500] CR2: 00007ffc9970eef7 CR3: 000000000edbb000 CR4: 0000000000350ef0 [ 45.981668] Call Trace: [ 45.982117] [ 45.982489] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 45.983303] ? __create_object+0x59/0x80 [ 45.984020] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.984895] __vmalloc_noprof+0x59/0x60 [ 45.985543] bpf_prog_alloc_no_stats+0x55/0x470 [ 45.986328] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.987176] bpf_prog_alloc+0x39/0x200 [ 45.987852] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.988664] bpf_prog_create_from_user+0xb2/0x2f0 [ 45.989486] do_seccomp+0x349/0x25e0 [ 45.990135] ? find_held_lock+0x2b/0x80 [ 45.990822] ? do_prlimit+0x310/0x610 [ 45.991457] ? __pfx_do_seccomp+0x10/0x10 [ 45.992174] ? do_raw_spin_unlock+0x53/0x220 [ 45.992928] ? _raw_spin_unlock+0x1e/0x40 [ 45.993598] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 45.994473] ? static_key_count+0x60/0x80 [ 45.995198] prctl_set_seccomp+0x4e/0x70 [ 45.995907] __do_sys_prctl+0xe6c/0x1d70 [ 45.996580] ? __pfx___do_sys_prctl+0x10/0x10 [ 45.997359] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 45.998248] ? irqentry_exit+0xf3/0x650 [ 45.998947] do_syscall_64+0xbf/0x430 [ 45.999601] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.000461] RIP: 0033:0x7fad1a2df5cd [ 46.001098] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 46.004006] RSP: 002b:00007ffc9970de00 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.005242] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fad1a2df5cd [ 46.006416] RDX: 000056171cfe2e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.007596] RBP: 00007ffc9970de60 R08: 0000000000000000 R09: 00007ffc9970d500 [ 46.008764] R10: 0000000000000000 R11: 0000000000000246 R12: 000056174ac52240 [ 46.009945] R13: 00007ffc9970e290 R14: 000056174ac51bf0 R15: 000056174ac664d0 [ 46.011139] [ 46.011540] irq event stamp: 3009 [ 46.012134] hardirqs last enabled at (3019): [] __up_console_sem+0x78/0x80 [ 46.013588] hardirqs last disabled at (3034): [] __up_console_sem+0x5d/0x80 [ 46.014986] softirqs last enabled at (3032): [] handle_softirqs+0x50c/0x770 [ 46.016404] softirqs last disabled at (3027): [] __irq_exit_rcu+0xc4/0x100 [ 46.017788] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.377995] ------------[ cut here ]------------ [ 49.378921] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.380965] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/240 [ 49.382421] Modules linked in: [ 49.383058] CPU: 1 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.386481] Tainted: [W]=WARN [ 49.387635] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.389147] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.390068] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 49.393284] RSP: 0018:ffff8880169afbc0 EFLAGS: 00010286 [ 49.394277] RAX: 0000000000000000 RBX: ffffed1002d35f78 RCX: ffffffff813a4050 [ 49.395576] RDX: ffff888016df9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.396865] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d35f2f [ 49.398167] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.399469] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880169afdf8 [ 49.400760] FS: 00007f57e66a4900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.402217] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.403287] CR2: 00007f57e6b96580 CR3: 0000000009dd6000 CR4: 0000000000350ef0 [ 49.404594] Call Trace: [ 49.405114] [ 49.405542] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.406454] ? __create_object+0x59/0x80 [ 49.407246] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.408234] __vmalloc_noprof+0x59/0x60 [ 49.409004] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.409883] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.410825] bpf_prog_alloc+0x39/0x200 [ 49.411535] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.412463] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.413379] do_seccomp+0x349/0x25e0 [ 49.414125] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.415036] ? __pfx_do_seccomp+0x10/0x10 [ 49.415843] ? find_held_lock+0x2b/0x80 [ 49.416564] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.417533] ? static_key_count+0x60/0x80 [ 49.418346] prctl_set_seccomp+0x4e/0x70 [ 49.419124] __do_sys_prctl+0xe6c/0x1d70 [ 49.419949] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.420815] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.421789] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.422762] ? irqentry_exit+0xf3/0x650 [ 49.423497] do_syscall_64+0xbf/0x430 [ 49.424249] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.425207] RIP: 0033:0x7f57e6b965cd [ 49.425909] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 49.429116] RSP: 002b:00007ffe419c5a00 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.430502] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f57e6b965cd [ 49.431817] RDX: 0000563c0493fe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.433105] RBP: 00007ffe419c5a60 R08: 0000000000000000 R09: 00007ffe419c5100 [ 49.434405] R10: 0000000000000000 R11: 0000000000000246 R12: 0000563c14160ad0 [ 49.435753] R13: 00007ffe419c5e90 R14: 0000563c14161bc0 R15: 0000563c14172780 [ 49.437056] [ 49.437494] irq event stamp: 2141 [ 49.438141] hardirqs last enabled at (2151): [] __up_console_sem+0x78/0x80 [ 49.439679] hardirqs last disabled at (2160): [] __up_console_sem+0x5d/0x80 [ 49.441227] softirqs last enabled at (1956): [] handle_softirqs+0x50c/0x770 [ 49.442784] softirqs last disabled at (1951): [] __irq_exit_rcu+0xc4/0x100 [ 49.444200] ---[ end trace 0000000000000000 ]--- [ 50.230322] ------------[ cut here ]------------ [ 50.231246] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.233302] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 50.234768] Modules linked in: [ 50.235369] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 50.237377] Tainted: [W]=WARN [ 50.237976] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.239455] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.240414] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 50.243588] RSP: 0018:ffff888016b4fbc0 EFLAGS: 00010286 [ 50.244561] RAX: 0000000000000000 RBX: ffffed1002d69f78 RCX: ffffffff813a4050 [ 50.245853] RDX: ffff888015ee3780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.247142] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d69f2f [ 50.248433] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.249737] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016b4fdf8 [ 50.251039] FS: 00007ff156134900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 50.252516] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.253587] CR2: 00007ff156626580 CR3: 000000001f38a000 CR4: 0000000000350ef0 [ 50.254873] Call Trace: [ 50.255341] [ 50.255809] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.256674] ? __create_object+0x59/0x80 [ 50.257465] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.258434] __vmalloc_noprof+0x59/0x60 [ 50.259201] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.260087] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.261042] bpf_prog_alloc+0x39/0x200 [ 50.261797] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.262707] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.263632] do_seccomp+0x349/0x25e0 [ 50.264352] ? __pfx_css_rstat_updated+0x10/0x10 [ 50.265250] ? __pfx_do_seccomp+0x10/0x10 [ 50.266043] ? find_held_lock+0x2b/0x80 [ 50.266805] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.267780] ? static_key_count+0x60/0x80 [ 50.268546] prctl_set_seccomp+0x4e/0x70 [ 50.269332] __do_sys_prctl+0xe6c/0x1d70 [ 50.270114] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.270977] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.271962] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.272953] ? irqentry_exit+0xf3/0x650 [ 50.273673] do_syscall_64+0xbf/0x430 [ 50.274425] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.275389] RIP: 0033:0x7ff1566265cd [ 50.276103] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 50.279324] RSP: 002b:00007ffd64395e80 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.280709] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff1566265cd [ 50.282014] RDX: 00005646916fce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.283308] RBP: 00007ffd64395ee0 R08: 0000000000000000 R09: 00007ffd64395580 [ 50.284616] R10: 0000000000000000 R11: 0000000000000246 R12: 00005646c5ebcad0 [ 50.285918] R13: 00007ffd64396310 R14: 00005646c5ebdbc0 R15: 00005646c5ece780 [ 50.287221] [ 50.287662] irq event stamp: 1695 [ 50.288318] hardirqs last enabled at (1705): [] __up_console_sem+0x78/0x80 [ 50.289851] hardirqs last disabled at (1714): [] __up_console_sem+0x5d/0x80 [ 50.291379] softirqs last enabled at (1674): [] handle_softirqs+0x50c/0x770 [ 50.292923] softirqs last disabled at (1669): [] __irq_exit_rcu+0xc4/0x100 [ 50.294452] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:14556' (ECDSA) to the list of known hosts. 2025/11/17 18:33:23 fuzzer started 2025/11/17 18:33:24 dialing manager at localhost:37895 2025/11/17 18:33:24 checking machine... 2025/11/17 18:33:24 checking revisions... [ 51.177213] kmemleak: Automatic memory scanning thread ended 2025/11/17 18:33:24 testing simple program... [ 51.272083] cgroup: Unknown subsys name 'net' [ 51.338915] cgroup: Unknown subsys name 'cpuset' [ 51.360487] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 18:33:23 Registers: info registers vcpu 0 RAX=ffffffff87ce3c48 RBX=0000000000000010 RCX=0000000000000010 RDX=0000000000000004 RSI=ffff88800a71a668 RDI=ffff88800a719bc0 RBP=ffff88800a719bc0 RSP=ffff88806ce08bf0 R8 =0000000000080000 R9 =000000000000000d R10=0000000000000001 R11=0000000000000000 R12=0000000000000004 R13=0000000000000002 R14=ffff88800a71a668 R15=0000000000000003 RIP=ffffffff815265b1 RFL=00000002 [-------] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f57e66a4900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5100000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffe419bf000 CR3=000000001a36d000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 XMM00=563412feff00545000000000000080fe XMM01=74696d7265705f6d61703d73726f746e XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=000000000002f10b RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f650 R13=1ffff110012ddfd2 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000202 [-------] CPL=0 II=0 A20=1 SMM=0 HLT=1 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 0000000000000000 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe6d00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ff9c06e3000 CR3=000000000b69f000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 XMM00=00000000000000000000000000000000 XMM01=46d4319057eaafaf124df802860ca41d XMM02=ec2efd57dc4c00df0000000000302fd8 XMM03=c4ef86f7abe6397c00000000003030a8 XMM04=8f31db931b81c58000000000000ae988 XMM05=70131f741f2201e9000000000031fda8 XMM06=d74844bf967d85ba000000000031ebc0 XMM07=e042d86d42eb936e000000000030ef30 XMM08=c4ef86f7abe6397c00000000003030a8 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000